Reset style code in CSS3

@charset "utf-8";
/* CSS Document */

body{
padding:0;
margin:0;
}

div, h1, h2, h3, h4, h5, h6, p, form, label, input, textarea, img, span, li

{
margin:0; padding:0;
}

ul{
margin:0;
padding:0;
list-style-type:none;
font-size:0;
}

.spacer{
clear:both;
font-size:0;
line-height:0;
}

img
{
border:none;
}

.clear
{
clear:both;
}